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Eight green DDR5 RDIMM modules with black chips, no heat spreaders, 288 pins each

NEMIX RAM

NEMIX RAM 1TB 8x128GB DDR5 6400 CL52 2Rx4 1.1V ECC RDIMM Supermicro H14SSL-N memory upgrade

SKU CH-DTE1-2R95Q

Eight 128 GB DDR5 6400 CL52 2Rx4 1.1 V ECC RDIMMs validated for the Supermicro H14SSL-N motherboard

  • Total capacity1 TB (8 × 128 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 1TB 8X128GB

Show 24 more
  • 1TB capacity with eight 128GB DDR5 modules
  • DDR5-6400 speed rated at PC5-51200 bandwidth
  • CL52 latency at 1.1V operating voltage
  • 2Rx4 registered ECC for error correction
  • 288-pin RDIMM form factor for Supermicro H14SSL-N

Exact-Match 1TB DDR5 Kit

This 1TB kit contains eight 128GB DDR5 RDIMMs rated at 6400 MT/s with CL52 latency and 1.1V operation. It is built for the Supermicro H14SSL-N motherboard and delivers the registered ECC configuration that platform requires.

Registered ECC Architecture

Registered buffering reduces electrical load on the memory controller when all slots are populated, while on-die ECC corrects single-bit errors before they reach the operating system. The 2Rx4 organisation matches the board's population rules for full-capacity operation.

Slot-Specific Installation

The motherboard manual defines the exact DIMM population order and any BIOS settings needed for eight modules at rated speed. Skipping that sequence is the most common reason the system fails to POST or reports reduced capacity.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $31,976.99
Pricier than about 93% of the 21,161 comparable items (median $397.99).
Total capacity 1 TB (8 × 128 GB)
Higher than about 93% of the 20,941 comparable items (median 32 GB).
Price per GB $31.98 per GB
Pricier than about 90% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR51200-724K8
Total capacity1 TB (8 × 128 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 6400 (PC5 51200)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL52
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items1 TB 8 × 128 GB DDR5 6400 MHz PC5-51200 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Will the 128 GB DDR5 modules need a heat spreader added for continuous server operation?

These DDR5 RDIMMs ship without a heat spreader; the registered design and 1.1 V operation keep thermals within spec for typical server airflow, so no aftermarket spreader is required.

What limits sustained throughput when all eight DDR5 6400 slots are populated?

The memory controller on the Supermicro H14SSL-N sets the ceiling; with 2Rx4 registered ECC modules at CL52 the board runs every slot at the rated 6400 MT/s, so the controller’s maximum supported bandwidth is the first bottleneck.

How much power and heat does the full 1 TB DDR5 kit draw under 24/7 load?

At 1.1 V each 128 GB RDIMM consumes only a few watts, so the eight-module kit adds minimal heat and power draw compared with lower-density DDR5 configurations.

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